Configure

$openssl_other_defines =~ s/^\s*#\s*define\s+(.*)/#ifndef $1\n# define $1\n#endif/mg;
print OUT $openssl_sys_defines;
print OUT "#ifndef OPENSSL_DOING_MAKEDEPEND\n\n";
print OUT $openssl_experimental_defines;
print OUT "\n";
print OUT $openssl_algorithm_defines;
print OUT "\n#endif /* OPENSSL_DOING_MAKEDEPEND */\n\n";
print OUT $openssl_thread_defines;
print OUT $openssl_other_defines,"\n";

print OUT "/* The OPENSSL_NO_* macros are also defined as NO_* if the application\n";
print OUT "   asks for it.  This is a transient feature that is provided for those\n";
print OUT "   who haven't had the time to do the appropriate changes in their\n";
print OUT "   applications.  */\n";
print OUT "#ifdef OPENSSL_ALGORITHM_DEFINES\n";
print OUT $openssl_algorithm_defines_trans;
print OUT "#endif\n\n";

print OUT "#define OPENSSL_CPUID_OBJ\n\n" if ($cpuid_obj ne "mem_clr.o");

while (<IN>)
	{
	if	(/^#define\s+OPENSSLDIR/)
		{
		my $foo = $openssldir;
		$foo =~ s/\\/\\\\/g;
		print OUT "#define OPENSSLDIR \"$foo\"\n";
		}
	elsif	(/^#define\s+ENGINESDIR/)
		{
		my $foo = "$prefix/$libdir/engines";
		$foo =~ s/\\/\\\\/g;
		print OUT "#define ENGINESDIR \"$foo\"\n";
		}
	elsif	(/^#((define)|(undef))\s+OPENSSL_EXPORT_VAR_AS_FUNCTION/)
		{ printf OUT "#undef OPENSSL_EXPORT_VAR_AS_FUNCTION\n"
			if $export_var_as_fn;
		  printf OUT "#%s OPENSSL_EXPORT_VAR_AS_FUNCTION\n",
			($export_var_as_fn)?"define":"undef"; }
	elsif	(/^#define\s+OPENSSL_UNISTD/)
		{
		$unistd = "<unistd.h>" if $unistd eq "";
		print OUT "#define OPENSSL_UNISTD $unistd\n";
		}
	elsif	(/^#((define)|(undef))\s+SIXTY_FOUR_BIT_LONG/)
		{ printf OUT "#%s SIXTY_FOUR_BIT_LONG\n",($b64l)?"define":"undef"; }
	elsif	(/^#((define)|(undef))\s+SIXTY_FOUR_BIT/)
		{ printf OUT "#%s SIXTY_FOUR_BIT\n",($b64)?"define":"undef"; }
	elsif	(/^#((define)|(undef))\s+THIRTY_TWO_BIT/)
		{ printf OUT "#%s THIRTY_TWO_BIT\n",($b32)?"define":"undef"; }
	elsif	(/^#((define)|(undef))\s+SIXTEEN_BIT/)
		{ printf OUT "#%s SIXTEEN_BIT\n",($b16)?"define":"undef"; }
	elsif	(/^#((define)|(undef))\s+EIGHT_BIT/)
		{ printf OUT "#%s EIGHT_BIT\n",($b8)?"define":"undef"; }
	elsif	(/^#((define)|(undef))\s+BN_LLONG\s*$/)
		{ printf OUT "#%s BN_LLONG\n",($bn_ll)?"define":"undef"; }
	elsif	(/^\#define\s+DES_LONG\s+.*/)
		{ printf OUT "#define DES_LONG unsigned %s\n",
			($des_int)?'int':'long'; }
	elsif	(/^\#(define|undef)\s+DES_PTR/)
		{ printf OUT "#%s DES_PTR\n",($des_ptr)?'define':'undef'; }
	elsif	(/^\#(define|undef)\s+DES_RISC1/)
		{ printf OUT "#%s DES_RISC1\n",($des_risc1)?'define':'undef'; }
	elsif	(/^\#(define|undef)\s+DES_RISC2/)
		{ printf OUT "#%s DES_RISC2\n",($des_risc2)?'define':'undef'; }
	elsif	(/^\#(define|undef)\s+DES_UNROLL/)
		{ printf OUT "#%s DES_UNROLL\n",($des_unroll)?'define':'undef'; }
	elsif	(/^#define\s+RC4_INT\s/)
		{ printf OUT "#define RC4_INT unsigned %s\n",$type[$rc4_int]; }
	elsif	(/^#undef\s+RC4_CHUNK/)
		{
		printf OUT "#undef RC4_CHUNK\n" if $rc4_chunk==0;
		printf OUT "#define RC4_CHUNK unsigned long\n" if $rc4_chunk==1;
		printf OUT "#define RC4_CHUNK unsigned long long\n" if $rc4_chunk==2;
		}
	elsif	(/^#((define)|(undef))\s+RC4_INDEX/)
		{ printf OUT "#%s RC4_INDEX\n",($rc4_idx)?"define":"undef"; }
	elsif (/^#(define|undef)\s+I386_ONLY/)
		{ printf OUT "#%s I386_ONLY\n", ($processor eq "386")?
			"define":"undef"; }
	elsif	(/^#define\s+MD2_INT\s/)
		{ printf OUT "#define MD2_INT unsigned %s\n",$type[$md2_int]; }
	elsif	(/^#define\s+IDEA_INT\s/)
		{printf OUT "#define IDEA_INT unsigned %s\n",$type[$idea_int];}
	elsif	(/^#define\s+RC2_INT\s/)
		{printf OUT "#define RC2_INT unsigned %s\n",$type[$rc2_int];}
	elsif (/^#(define|undef)\s+BF_PTR/)
		{
		printf OUT "#undef BF_PTR\n" if $bf_ptr == 0;
		printf OUT "#define BF_PTR\n" if $bf_ptr == 1;
		printf OUT "#define BF_PTR2\n" if $bf_ptr == 2;
	        }
	else
		{ print OUT $_; }
	}
close(IN);
print OUT "#ifdef  __cplusplus\n";
print OUT "}\n";
print OUT "#endif\n";
close(OUT);
rename("include/openssl/opensslconf.h","include/openssl/opensslconf.h.bak") || die "unable to rename include/openssl/opensslconf.h\n" if -e "include/openssl/opensslconf.h";
rename("include/openssl/opensslconf.h.new","include/openssl/opensslconf.h") || die "unable to rename include/openssl/opensslconf.h.new\n";


# Fix the date

print "SIXTY_FOUR_BIT_LONG mode\n" if $b64l;
print "SIXTY_FOUR_BIT mode\n" if $b64;
print "THIRTY_TWO_BIT mode\n" if $b32;
print "SIXTEEN_BIT mode\n" if $b16;
print "EIGHT_BIT mode\n" if $b8;
print "DES_PTR used\n" if $des_ptr;
print "DES_RISC1 used\n" if $des_risc1;
print "DES_RISC2 used\n" if $des_risc2;
print "DES_UNROLL used\n" if $des_unroll;
print "DES_INT used\n" if $des_int;
print "BN_LLONG mode\n" if $bn_ll;
print "RC4 uses u$type[$rc4_int]\n" if $rc4_int != $def_int;
print "RC4_INDEX mode\n" if $rc4_idx;
print "RC4_CHUNK is undefined\n" if $rc4_chunk==0;
print "RC4_CHUNK is unsigned long\n" if $rc4_chunk==1;
print "RC4_CHUNK is unsigned long long\n" if $rc4_chunk==2;
print "MD2 uses u$type[$md2_int]\n" if $md2_int != $def_int;
print "IDEA uses u$type[$idea_int]\n" if $idea_int != $def_int;
print "RC2 uses u$type[$rc2_int]\n" if $rc2_int != $def_int;
print "BF_PTR used\n" if $bf_ptr == 1;
print "BF_PTR2 used\n" if $bf_ptr == 2;

{
    my $perlguess = $perl =~ m@^/@ ? $perl : '/usr/local/bin/perl';

    &dofile("tools/c_rehash",$perlguess,
	    '^#!/'		=> '#!%s',
	    '^my \$dir;$'	=> 'my $dir = "' . $openssldir . '";',
	    '^my \$prefix;$'	=> 'my $prefix = "' . $prefix . '";');
    &dofile("apps/CA.pl",$perl,
	    '^#!/'		=> '#!%s');
}
if($IsMK1MF) {
	open (OUT,">crypto/buildinf.h") || die "Can't open buildinf.h";
	printf OUT <<EOF;
#ifndef MK1MF_BUILD
  /* auto-generated by Configure for crypto/cversion.c:
   * for Unix builds, crypto/Makefile.ssl generates functional definitions;
   * Windows builds (and other mk1mf builds) compile cversion.c with
   * -DMK1MF_BUILD and use definitions added to this file by util/mk1mf.pl. */
  #error "Windows builds (PLATFORM=$target) use mk1mf.pl-created Makefiles"
#endif
EOF
	close(OUT);
} else {
	my $make_command = "$make PERL=\'$perl\'";
	my $make_targets = "";
	$make_targets .= " depend" if $depflags ne $default_depflags && $make_depend;
	(system $make_command.$make_targets) == 0 or die "make $make_targets failed"
		if $make_targets ne "";
	if ($depflags ne $default_depflags && !$make_depend) {
            $warn_make_depend++;
        }
}

# create the ms/version32.rc file if needed
if ($IsMK1MF && ($target !~ /^netware/)) {
	my ($v1, $v2, $v3, $v4);
	if ($version_num =~ /(^[0-9a-f]{1})([0-9a-f]{2})([0-9a-f]{2})([0-9a-f]{2})/i) {
		$v1=hex $1;
		$v2=hex $2;
		$v3=hex $3;
		$v4=hex $4;
	}
	open (OUT,">ms/version32.rc") || die "Can't open ms/version32.rc";
	print OUT <<EOF;
#include <winver.h>

LANGUAGE 0x09,0x01

1 VERSIONINFO
  FILEVERSION $v1,$v2,$v3,$v4
  PRODUCTVERSION $v1,$v2,$v3,$v4
  FILEFLAGSMASK 0x3fL
#ifdef _DEBUG
  FILEFLAGS 0x01L
#else
  FILEFLAGS 0x00L
#endif
  FILEOS VOS__WINDOWS32
  FILETYPE VFT_DLL
  FILESUBTYPE 0x0L
BEGIN
    BLOCK "StringFileInfo"
    BEGIN
	BLOCK "040904b0"
	BEGIN
	    // Required:
	    VALUE "CompanyName", "The OpenSSL Project, http://www.openssl.org/\\0"
	    VALUE "FileDescription", "OpenSSL Shared Library\\0"
	    VALUE "FileVersion", "$version\\0"
#if defined(CRYPTO)
	    VALUE "InternalName", "libeay32\\0"
	    VALUE "OriginalFilename", "libeay32.dll\\0"
#elif defined(SSL)
	    VALUE "InternalName", "ssleay32\\0"
	    VALUE "OriginalFilename", "ssleay32.dll\\0"
#endif
	    VALUE "ProductName", "The OpenSSL Toolkit\\0"
	    VALUE "ProductVersion", "$version\\0"
	    // Optional:
	    //VALUE "Comments", "\\0"
	    VALUE "LegalCopyright", "Copyright © 1998-2015 The OpenSSL Project. Copyright © 1995-1998 Eric A. Young, Tim J. Hudson. All rights reserved.\\0"
	    //VALUE "LegalTrademarks", "\\0"
	    //VALUE "PrivateBuild", "\\0"
	    //VALUE "SpecialBuild", "\\0"
	END
    END
    BLOCK "VarFileInfo"
    BEGIN
        VALUE "Translation", 0x409, 0x4b0
    END
END
EOF
	close(OUT);
  }

print <<EOF;

Configured for $target.
EOF

print <<\EOF if (!$no_threads && !$threads);

The library could not be configured for supporting multi-threaded
applications as the compiler options required on this system are not known.
See file INSTALL for details if you need multi-threading.
EOF

print <<\EOF if ($no_shared_warn);

You gave the option 'shared', which is not supported on this platform, so
we will pretend you gave the option 'no-shared'.  If you know how to implement
shared libraries, please let us know (but please first make sure you have
tried with a current version of OpenSSL).
EOF

print <<EOF if ($warn_make_depend);

*** Because of configuration changes, you MUST do the following before
*** building:

	make depend
EOF

exit(0);

sub usage
	{
	print STDERR $usage;
	print STDERR "\npick os/compiler from:\n";
	my $j=0;
	my $i;
        my $k=0;
	foreach $i (sort keys %table)
		{
		next if $i =~ /^debug/;
		$k += length($i) + 1;
		if ($k > 78)
			{
			print STDERR "\n";
			$k=length($i);
			}
		print STDERR $i . " ";
		}
	foreach $i (sort keys %table)
		{
		next if $i !~ /^debug/;
		$k += length($i) + 1;
		if ($k > 78)
			{
			print STDERR "\n";
			$k=length($i);
			}
		print STDERR $i . " ";
		}
	print STDERR "\n\nNOTE: If in doubt, on Unix-ish systems use './config'.\n";
	exit(1);
	}

sub which
	{
	my($name)=@_;
	my $path;
	foreach $path (split /:/, $ENV{PATH})
		{
		if (-f "$path/$name$exe_ext" and -x _)
			{
			return "$path/$name$exe_ext" unless ($name eq "perl" and
			 system("$path/$name$exe_ext -e " . '\'exit($]<5.0);\''));
			}
		}
	}

sub dofile
	{
	my $f; my $p; my %m; my @a; my $k; my $ff;
	($f,$p,%m)=@_;

	open(IN,"<$f.in") || open(IN,"<$f") || die "unable to open $f:$!\n";
	@a=<IN>;
	close(IN);
	foreach $k (keys %m)
		{
		grep(/$k/ && ($_=sprintf($m{$k}."\n",$p)),@a);
		}
	open(OUT,">$f.new") || die "unable to open $f.new:$!\n";
	print OUT @a;
	close(OUT);
	rename($f,"$f.bak") || die "unable to rename $f\n" if -e $f;
	rename("$f.new",$f) || die "unable to rename $f.new\n";
	}

sub print_table_entry
	{
	my $target = shift;
	my $type = shift;

	# Don't print the templates
	return if $table{$target}->{template};

	if ($type eq "TABLE") {
	    print <<EOF

*** $target
\$cc           = $table{$target}->{cc}
\$cflags       = $table{$target}->{cflags}
\$debug_cflags   = $table{$target}->{debug_cflags}
\$release_cflags = $table{$target}->{release_cflags}
\$unistd       = $table{$target}->{unistd}
\$thread_cflag = $table{$target}->{thread_cflag}
\$sys_id       = $table{$target}->{sys_id}
\$lflags       = $table{$target}->{lflags}
\$debug_lflags   = $table{$target}->{debug_lflags}
\$release_lflags = $table{$target}->{release_lflags}
\$bn_ops       = $table{$target}->{bn_ops}
\$cpuid_obj    = $table{$target}->{cpuid_obj}
\$bn_obj       = $table{$target}->{bn_obj}
\$ec_obj       = $table{$target}->{ec_obj}
\$des_obj      = $table{$target}->{des_obj}
\$aes_obj      = $table{$target}->{aes_obj}
\$bf_obj       = $table{$target}->{bf_obj}
\$md5_obj      = $table{$target}->{md5_obj}
\$sha1_obj     = $table{$target}->{sha1_obj}
\$cast_obj     = $table{$target}->{cast_obj}
\$rc4_obj      = $table{$target}->{rc4_obj}
\$rmd160_obj   = $table{$target}->{rmd160_obj}
\$rc5_obj      = $table{$target}->{rc5_obj}
\$wp_obj       = $table{$target}->{wp_obj}
\$cmll_obj     = $table{$target}->{cmll_obj}
\$modes_obj    = $table{$target}->{modes_obj}
\$engines_obj  = $table{$target}->{engines_obj}
\$chacha_obj   = $table{$target}->{chacha_obj}
\$poly1305_obj = $table{$target}->{poly1305_obj}
\$perlasm_scheme = $table{$target}->{perlasm_scheme}
\$dso_scheme   = $table{$target}->{dso_scheme}
\$shared_target= $table{$target}->{shared_target}
\$shared_cflag = $table{$target}->{shared_cflag}
\$shared_ldflag = $table{$target}->{shared_ldflag}
\$shared_extension = $table{$target}->{shared_extension}
\$ranlib       = $table{$target}->{ranlib}
\$arflags      = $table{$target}->{arflags}
\$multilib     = $table{$target}->{multilib}
EOF
	} elsif ($type eq "HASH") {
	    my @sequence = (
		"cc",
		"cflags",
		"debug_cflags",
		"release_cflags",
		"unistd",
		"thread_cflag",
		"sys_id",
		"lflags",
		"debug_lflags",
		"release_lflags",
		"bn_ops",
		"cpuid_obj",
		"bn_obj",
		"ec_obj",
		"des_obj",
		"aes_obj",
		"bf_obj",
		"md5_obj",
		"sha1_obj",
		"cast_obj",
		"rc4_obj",
		"rmd160_obj",
		"rc5_obj",
		"wp_obj",
		"cmll_obj",
		"modes_obj",
		"engines_obj",
		"chacha_obj",
		"poly1305_obj",
		"perlasm_scheme",
		"dso_scheme",
		"shared_target",
		"shared_cflag",
		"shared_ldflag",
		"shared_extension",
		"ranlib",
		"arflags",
		"multilib",
		);
	    my $largest =
		length((sort { length($a) <=> length($b) } @sequence)[-1]);
	    print "    '$target' => {\n";
	    foreach (@sequence) {
		if ($table{$target}->{$_}) {
		    print "      '",$_,"'"," " x ($largest - length($_))," => '",$table{$target}->{$_},"',\n";
		}
	    }
	    print "    },\n";
	}
	}

sub test_sanity
	{
	my $errorcnt = 0;

	print STDERR "=" x 70, "\n";
	print STDERR "=== SANITY TESTING!\n";
	print STDERR "=== No configuration will be done, all other arguments will be ignored!\n";
	print STDERR "=" x 70, "\n";

	foreach $target (sort keys %table)
		{
		my $pre_dso_scheme = "perlasm_scheme";
		my $dso_scheme = "dso_scheme";
		my $post_dso_scheme = "shared_target";


		if ($table{$target}->{$pre_dso_scheme} =~ /^(beos|dl|dlfcn|win32|vms)$/)
			{
			$errorcnt++;
			print STDERR "SANITY ERROR: '$target' has the dso_scheme values\n";
			print STDERR "              in the previous field\n";
			}
		elsif ($table{$target}->{$post_dso_scheme} =~ /^(beos|dl|dlfcn|win32|vms)$/)
			{
			$errorcnt++;
			print STDERR "SANITY ERROR: '$target' has the dso_scheme values\n";
			print STDERR "              in the following field\n";
			}
		elsif ($table{$target}->{$dso_scheme} !~ /^(beos|dl|dlfcn|win32|vms|)$/)
			{
			$errorcnt++;
			print STDERR "SANITY ERROR: '$target' has the dso_scheme field = ",$table{$target}->{$dso_scheme},"\n";
			print STDERR "              valid values are 'beos', 'dl', 'dlfcn', 'win32' and 'vms'\n";
			}
		}
	print STDERR "No sanity errors detected!\n" if $errorcnt == 0;
	return $errorcnt;
	}